4140211214021 has 2 divisors, whose sum is σ = 4140211214022. Its totient is φ = 4140211214020.

The previous prime is 4140211214017. The next prime is 4140211214033. The reversal of 4140211214021 is 1204121120414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2074063705921 + 2066147508100 = 1440161^2 + 1437410^2 .

It is a cyclic number.

It is not a de Polignac number, because 4140211214021 - 2² = 4140211214017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4140211214081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070105607010 + 2070105607011.

It is an arithmetic number, because the mean of its divisors is an integer number (2070105607011).

Almost surely, 2^{4140211214021} is an apocalyptic number.

It is an amenable number.

4140211214021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4140211214021 is an equidigital number, since it uses as much as digits as its factorization.

4140211214021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 4140211214021 its reverse (1204121120414), we get a palindrome (5344332334435).

The spelling of 4140211214021 in words is "four trillion, one hundred forty billion, two hundred eleven million, two hundred fourteen thousand, twenty-one".